Yes

you do need a jacket based on the weather in Cincinnati, OH, USA 1 second ago

Why? Because it's pretty chilly!
54°F12°C & Clear

Wind is 2 mph4 km/h from the Northeast, gusting to 6 mph9 km/h
May 25
1am53°F12°C3 mph5 km/h NortheastClear
2am51°F11°C3 mph6 km/h NortheastClear
3am50°F10°C2 mph4 km/h EastClear
4am49°F9°C2 mph3 km/h EastMostly Clear
5am48°F9°C2 mph4 km/h EastMostly Clear
6am48°F9°C3 mph4 km/h SoutheastMostly Clear
7am49°F10°C3 mph5 km/h SoutheastMostly Clear
8am53°F12°C3 mph6 km/h EastClear
9am57°F14°C3 mph6 km/h EastMostly Clear
10am62°F16°C3 mph5 km/h EastPartly Cloudy
11am65°F18°C3 mph5 km/h EastMostly Cloudy
12pm66°F19°C5 mph7 km/h NortheastCloudy
DateLowHighWindDayNight
May 2548°F9°C68°F20°C5 mph8 km/h from NortheastMostly CloudyMostly Cloudy
May 2651°F10°C71°F22°C9 mph14 km/h from EastPartly CloudyRain
May 2755°F13°C64°F18°C9 mph14 km/h from SoutheastRainThunderstorms
May 2858°F15°C74°F23°C9 mph14 km/h from SouthwestThunderstormsPartly Cloudy
May 2955°F13°C73°F23°C7 mph11 km/h from WestPartly CloudyPartly Cloudy
May 3056°F13°C72°F22°C6 mph10 km/h from WestPartly CloudyPartly Cloudy
May 3158°F14°C71°F22°C6 mph10 km/h from WestPartly CloudyPartly Cloudy

Yes

Low of 51°F11°C, High of 72°F22°C
Wind: 9 mph14 km/h
Precipitation: None

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